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ZAW <br /> 0 <br /> Certificate of Analysis No. H9-9412474-09 <br /> EZ Serve Inc. <br /> 2550 North Loop West, #600 <br /> Houston, TX 77292 <br /> ATTN: Brian Cobb DATE: 12/30/94 <br /> PROJECT: EZ SERVE #100878 PROJECT NO: 100878 <br /> SITE: Manteca, CA MATRIX: WATER <br /> SAMPLED BY: Brown & Cadwell DATE SAMPLED: 12/08/94 12 :56:00 <br /> SAMPLE ID: MW-8 DATE RECEIVED: 12/11/94 <br /> ANALYTICAL DATA <br /> PARAMETER RESULTS DETECTION UNITS <br /> LIMIT <br /> BENZENE ND 0.5 P pg/L <br /> TOLUENE ND 0.5 P pg/L <br /> ETHYLBENZENE ND 0.5 P µg/L <br /> TOTAL XYLENE 0.7 0.5 P pg/L <br /> TOTAL VOLATILE AROMATIC HYDROCARBONS ND Ag/L <br /> Surrogate Recovery <br /> 1,4-Difluorobenzene 95 <br /> 4-Bromofluorobenzene 94 <br /> METHOD 8020*** <br /> Analyzed by: YN <br /> Date: 12/17/94 <br /> Petroleum Hydrocarbons - Gasoline 0. 05 0. 05 P mg/L <br /> Surrogate $ Recovery <br /> 1,4-Difluorobenzene 101 <br /> 4-Bromofluorobenzene 118 <br /> Modified 801.5 - Gasoline <br /> Analyzed by: YN <br /> Date: 12/17/94 <br /> { ND - Not detected. ' (P) I - PracticallQuantitation Limit <br /> 1 <br /> Notes: *Ref: Methods for Chemical Analysis of Water and Wastes, 1983 , EPA <br /> **Ref: Standard Methods for Examination of Water & Wastewater, 17th ed. <br /> ***Ref: Test Methods for Evaluating Solid Waste, EPA SW846,13rd Ed. <br /> I I I , <br /> QUALITY ASSURANCE: These analyses are performed in accordance <br /> with EPA guidelines{ for quality assurance. ` <br /> SPL California Lice Ise # 1903 <br /> rE <br /> // r II I GI I I ! I f <br /> ,F I <br /> I I V I I I I I <br /> I II 4 II I <br /> If <br /> I I <br /> L Inc. - Project Manager <br /> VIII � I g <br /> Q � I I{ Ili II I� 1 I I I I IIII� III II I IF I �I I 11 'i I I I jV I' I I bl,i {` 1111 II I III �I II II f III'I I!�I I I{ II I 1 Il � { I' I I <br />